The band started out writing one song for the film, but once the vibe got rolling, the band wrote more music. "In the workings of getting to that song we'd already created a couple of these other little things that didn't appeal to [the filmmakers] but started to appeal to us. We started to like these little ideas that we kept inserting into this one theme. [We were] just getting caught up in our own little fantasy," said Wayne Coyne when speaking to Rolling Stone.